FR2177475A1 - - Google Patents

Info

Publication number
FR2177475A1
FR2177475A1 FR7207424A FR7207424A FR2177475A1 FR 2177475 A1 FR2177475 A1 FR 2177475A1 FR 7207424 A FR7207424 A FR 7207424A FR 7207424 A FR7207424 A FR 7207424A FR 2177475 A1 FR2177475 A1 FR 2177475A1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7207424A
Other languages
French (fr)
Other versions
FR2177475B1 (ja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Priority to FR7207424A priority Critical patent/FR2177475B1/fr
Publication of FR2177475A1 publication Critical patent/FR2177475A1/fr
Application granted granted Critical
Publication of FR2177475B1 publication Critical patent/FR2177475B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/147—Beam splitting or combining systems operating by reflection only using averaging effects by spatially variable reflectivity on a microscopic level, e.g. polka dots, chequered or discontinuous patterns, or rapidly moving surfaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
FR7207424A 1972-03-03 1972-03-03 Expired FR2177475B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7207424A FR2177475B1 (ja) 1972-03-03 1972-03-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7207424A FR2177475B1 (ja) 1972-03-03 1972-03-03

Publications (2)

Publication Number Publication Date
FR2177475A1 true FR2177475A1 (ja) 1973-11-09
FR2177475B1 FR2177475B1 (ja) 1974-12-13

Family

ID=9094558

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7207424A Expired FR2177475B1 (ja) 1972-03-03 1972-03-03

Country Status (1)

Country Link
FR (1) FR2177475B1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025397A1 (fr) * 1979-09-10 1981-03-18 Thomson-Csf Dispositif illuminateur destiné à fournir un faisceau d'éclairement à distribution d'intensité ajustable et système de transfert de motifs comprenant un tel dispositif
FR2654215A2 (fr) * 1988-07-08 1991-05-10 Saint Louis Inst Anemometre laser a effet doppler.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025397A1 (fr) * 1979-09-10 1981-03-18 Thomson-Csf Dispositif illuminateur destiné à fournir un faisceau d'éclairement à distribution d'intensité ajustable et système de transfert de motifs comprenant un tel dispositif
FR2465241A1 (fr) * 1979-09-10 1981-03-20 Thomson Csf Dispositif illuminateur destine a fournir un faisceau d'eclairement a distribution d'intensite ajustable et systeme de transfert de motifs comprenant un tel dispositif
FR2654215A2 (fr) * 1988-07-08 1991-05-10 Saint Louis Inst Anemometre laser a effet doppler.

Also Published As

Publication number Publication date
FR2177475B1 (ja) 1974-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse